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btrfs: drop unused parameter qgroup_reserved

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Since commit 7775c8184e ("btrfs: remove unused parameter from
btrfs_subvolume_release_metadata") parameter qgroup_reserved is not used
by caller of function btrfs_subvolume_reserve_metadata.  So remove it.

Signed-off-by: Gu JinXiang <gujx@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Gu JinXiang 2018-05-30 11:00:38 +08:00 committed by David Sterba
parent e73e81b6d0
commit c4c129db5d
4 changed files with 5 additions and 14 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
fs/btrfs/ctree.h
View file

@ -2767,8 +2767,7 @@ void btrfs_free_reserved_data_space_noquota(struct inode *inode, u64 start,
void btrfs_trans_release_chunk_metadata(struct btrfs_trans_handle *trans);
int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
struct btrfs_block_rsv *rsv,
int nitems,
u64 *qgroup_reserved, bool use_global_rsv);
int nitems, bool use_global_rsv);
void btrfs_subvolume_release_metadata(struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *rsv);
void btrfs_delalloc_release_extents(struct btrfs_inode *inode, u64 num_bytes,

7
fs/btrfs/extent-tree.c
View file

@ -5947,7 +5947,6 @@ void btrfs_trans_release_chunk_metadata(struct btrfs_trans_handle *trans)
int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
struct btrfs_block_rsv *rsv,
int items,
u64 *qgroup_reserved,
bool use_global_rsv)
{
u64 num_bytes;
@ -5965,8 +5964,6 @@ int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
num_bytes = 0;
}
*qgroup_reserved = num_bytes;
num_bytes = btrfs_calc_trans_metadata_size(fs_info, items);
rsv->space_info = __find_space_info(fs_info,
BTRFS_BLOCK_GROUP_METADATA);
@ -5976,8 +5973,8 @@ int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
if (ret == -ENOSPC && use_global_rsv)
ret = btrfs_block_rsv_migrate(global_rsv, rsv, num_bytes, 1);
if (ret && *qgroup_reserved)
btrfs_qgroup_free_meta_prealloc(root, *qgroup_reserved);
if (ret && num_bytes)
btrfs_qgroup_free_meta_prealloc(root, num_bytes);
return ret;
}

4
fs/btrfs/inode.c
View file

@ -4293,7 +4293,6 @@ int btrfs_delete_subvolume(struct inode *dir, struct dentry *dentry)
struct btrfs_trans_handle *trans;
struct btrfs_block_rsv block_rsv;
u64 root_flags;
u64 qgroup_reserved;
int ret;
int err;
@ -4328,8 +4327,7 @@ int btrfs_delete_subvolume(struct inode *dir, struct dentry *dentry)
* two for dir entries,
* two for root ref/backref.
*/
err = btrfs_subvolume_reserve_metadata(root, &block_rsv,
5, &qgroup_reserved, true);
err = btrfs_subvolume_reserve_metadata(root, &block_rsv, 5, true);
if (err)
goto out_up_write;

5
fs/btrfs/ioctl.c
View file

@ -569,7 +569,6 @@ static noinline int create_subvol(struct inode *dir,
u64 objectid;
u64 new_dirid = BTRFS_FIRST_FREE_OBJECTID;
u64 index = 0;
u64 qgroup_reserved;
uuid_le new_uuid;
root_item = kzalloc(sizeof(*root_item), GFP_KERNEL);
@ -594,8 +593,7 @@ static noinline int create_subvol(struct inode *dir,
* The same as the snapshot creation, please see the comment
* of create_snapshot().
*/
ret = btrfs_subvolume_reserve_metadata(root, &block_rsv,
8, &qgroup_reserved, false);
ret = btrfs_subvolume_reserve_metadata(root, &block_rsv, 8, false);
if (ret)
goto fail_free;
@ -803,7 +801,6 @@ static int create_snapshot(struct btrfs_root *root, struct inode *dir,
*/
ret = btrfs_subvolume_reserve_metadata(BTRFS_I(dir)->root,
&pending_snapshot->block_rsv, 8,
&pending_snapshot->qgroup_reserved,
false);
if (ret)
goto dec_and_free;